Installing and replacing feed rolls

Replace the feed rolls when the filler wire diameter or material changes. Select the feed rolls according to the tables in Wire feeder consumables.

1.

Open the wire feed cabinet hatch.

2.

Release the pressure handles on the wire feed mechanism.

3.

Open the locking arms to release the feed rolls.

4.

Remove the pressure feed roll mounting pins by pulling them.

The pressure rolls' mounting pins have central axles attached to them, whereas the drive rolls' central axles act as drive shafts attached directly to the wire feed mechanism/motor.

5.

Remove the pressure rolls.

6.

Remove the drive feed roll mounting caps by turning and pulling them.

7.

Remove the drive feed rolls.

8.

Follow the previous steps in reverse to install the wire feed rolls. Align the cut on the drive rolls' bottom with the pin on the drive shaft.

9.

Reattach the mounting caps and mounting pins to lock the drive and pressure rolls into their places.

10.

Close the locking arms and lower the pressure handles on the feed rolls. Refer to Installing and changing wire for more information on the wire installation.

11.

Close the wire feed cabinet hatch.